From patchwork Sun Dec 4 04:31:37 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [2/3] mtd/nand : set correct length to FBCR for a non-full-page write Date: Sat, 03 Dec 2011 18:31:37 -0000 From: shuo.liu@freescale.com X-Patchwork-Id: 129125 Message-Id: <1322973098-2528-2-git-send-email-shuo.liu@freescale.com> To: , , Cc: linux-kernel@vger.kernel.org, shuo.liu@freescale.com, linux-mtd@lists.infradead.org, akpm@linux-foundation.org, leoli@freescale.com, linuxppc-dev@lists.ozlabs.org From: Liu Shuo When we do a non-full-page write, the length be set to FBCR should not be 'elbc_fcm_ctrl->index', it should be 'elbc_fcm_ctrl->index - elbc_fcm_ctrl->column'. Signed-off-by: Liu Shuo Signed-off-by: Li Yang --- drivers/mtd/nand/fsl_elbc_nand.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/drivers/mtd/nand/fsl_elbc_nand.c b/drivers/mtd/nand/fsl_elbc_nand.c index 6fce7da..d634c5f 100644 --- a/drivers/mtd/nand/fsl_elbc_nand.c +++ b/drivers/mtd/nand/fsl_elbc_nand.c @@ -474,7 +474,8 @@ static void fsl_elbc_cmdfunc(struct mtd_info *mtd, unsigned int command, */ if (elbc_fcm_ctrl->oob || elbc_fcm_ctrl->column != 0 || elbc_fcm_ctrl->index != mtd->writesize + mtd->oobsize) - out_be32(&lbc->fbcr, elbc_fcm_ctrl->index); + out_be32(&lbc->fbcr, + elbc_fcm_ctrl->index - elbc_fcm_ctrl->column); else out_be32(&lbc->fbcr, 0);